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Sopra Steria BeLux is seeking a Senior IT Architect to design, govern and assure end-to-end solutions for EU agencies and directorates and the Belgian Federal Government within our ADS/EU portfolio (Aeroline, Defense & Security / European Union). The role spans enterprise, solution and technical architecture with strong emphasis on security, interoperability, compliance, and delivery governance aligned to Group standards.
Job Responsibility:
Define target architectures, transition roadmaps, and integration patterns across hybrid/multi-cloud and on-prem environments using TOGAF/ArchiMate methods
Lead Design Authority activities, architecture decision records, and ensure non-functional requirements coverage (security, resilience, performance)
Embed Security-by-Design and Privacy-by-Design principles, aligning with BeLux IS Policy, Group security processes and regulations (GDPR, NIS2, ISO 27001)
Apply EU architecture assets and interoperability frameworks (EIRA, eGovERA, CAMSS, IMAPS)
Drive architecture contributions to Solution Review, Deal Review and Contract Review, and support bid teams with reusable assets
Produce architecture blueprints, integration views, threat models, and compliance matrices
leverage group templates and approved tooling
Facilitate workshops with EU/BFG stakeholders, present solution options, and orchestrate multi-supplier/multi-country collaboration
Requirements:
8+ years in Solution/Technical/Enterprise Architecture roles
Expertise in TOGAF and ArchiMate frameworks
Experience in security-sensitive public-sector environments
Knowledge of GDPR, NIS2, ISO 27001 compliance
Architecture across Azure/AWS/GCP, hybrid, container platforms
Familiarity with DevSecOps and CI/CD governance
Practical use of EU interoperability frameworks (EIRA/eGovERA)